Seiko 7S26, 7S36, 7002, 7009, 7019 Compatible Mainspring

Genuine Generale Ressorts high-quality Swiss-made mainspring

If you're servicing a Seiko 7S26, 7S36, or 70xx movement, you want to use a high-quality mainspring from a reputable manufacturer. Why take chances with a no-name mainspring that might cause fitment issues with the arbor or barrel, or which might not provide a strong amplitude? Generale Ressorts, of Switzerland, is the highest-quality maker of aftermarket mainsprings. 

Amplitude Watch Parts ships from the USA, so there's no need to worry about long shipping delays or tariffs. 

Compatible With: Seiko 7S26A, 7S26B, 7S26C, 7S36A, 7S36B, 7S36C, 7002, 7009, 7019

Manufacturer Part Number: GR2377X

Type: Automatic

Height: 0.95mm
Thickness: 0.11mm
Length: 400mm
Barrel Diameter: 10mm